Apex APEX327 Dynamic High Impedance Harmonica MicrophoneThe Apex327 is the ideal harp mic. The attached 20 foot cable with inch strain relieved jack allows the microphone to direct connect to a high impedance instrument level input. The high impedance design ensures the Apex327 has enough gain to drive the front end of a tube guitar amp with as much grit as any true blues harp player may need. An easily accessible integrated volume control knob in the body of the microphone that allows the player to make